package com.wx.tgp.designpattern.StrategyPattern.CalculatorPrice;

/**
 * 抽象折扣类
 */
public interface MemberStrategy {

    /**
     * 计算图书的价格
     * @param booksPrice  图书的单价
     * @return   折扣后的图书价格
     */
    public double calcPrice(double booksPrice);
}
